Maltitol is a kind of sugar alcohol made from starch through hydrolysis , hydrogenation. It is a kind of colorless , transparent and viscous liquid. It can be easily dissolved in water. It has a moderate sweet taste and the sweet intensity is lower than sucrose. Its characteristics includes heat-resistance, acid-resistance, water based and anti-ferment . The blood sugar can't increase in human body after having it . It is a new functional sweetener.